--- title: Best Fireship posts — March 2025 | daily.dev description: The most upvoted Fireship posts from March 2025, curated by the daily.dev community. canonical: https://daily.dev/sources/fireship/best-of/2025/03 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/fireship/best-of/2025/03 og:type: website og:site_name: daily.dev og:title: Best Fireship posts — March 2025 | daily.dev og:description: The most upvoted Fireship posts from March 2025, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Fireship — March 2025 1. 1 [](https://daily.dev/posts/i-replaced-my-entire-tech-stack-with-postgres--yimsbfncg "I replaced my entire tech stack with Postgres...") Video Fireship · 2y I replaced my entire tech stack with Postgres... Modern web development often involves using multiple tools, leading to high costs and complexity. However, PostgreSQL, a powerful relational database, can handle many tasks typically outsourced to other services. It offers advanced data types, support for unstructured data, extensions for cron jobs, in-memory caching, vector storage, GraphQL, real-time syncing, authentication, analytics, and more. The post emphasizes critically choosing the right tools and showcases how PostgreSQL can simplify full stack application development. 485 17 2. 2 [](https://daily.dev/posts/21-year-old-dev-destroys-leetcode-gets-kicked-out-of-school--3ilqrholh "21-year old dev destroys LeetCode, gets kicked out of school...") Video Fireship · 1y 21-year old dev destroys LeetCode, gets kicked out of school... Roy, a 21-year-old developer, was expelled from Columbia University for creating a JavaScript application that helps users ace technical interviews with real-time AI guidance. His app allowed him to secure job offers from big companies like Meta, TikTok, Capital One, and Amazon, all of which were rescinded once the companies discovered his methods. The incident highlights the controversies of modern technical interview processes and the role of AI in software development. 216 10 [See all Fireship archives](/sources/fireship/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/fireship/best-of/2025/03#page","url":"https://daily.dev/sources/fireship/best-of/2025/03","name":"Best Fireship Posts — March 2025","description":"The most upvoted Fireship posts from March 2025, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/fireship/best-of/2025/03#items","numberOfItems":2,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/i-replaced-my-entire-tech-stack-with-postgres--yimsbfncg","name":"I replaced my entire tech stack with Postgres..."},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/21-year-old-dev-destroys-leetcode-gets-kicked-out-of-school--3ilqrholh","name":"21-year old dev destroys LeetCode, gets kicked out of school..."}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Fireship","item":"https://daily.dev/sources/fireship"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/fireship/best-of"},{"@type":"ListItem","position":5,"name":"March 2025"}]}]} ```